ACER, INC.
SYSTEM 915P (II)
Processor |
80286 |
Processor Speed |
10/12/16/20MHz |
Chip Set |
ALI |
Max. onboard DRAM |
5MB |
Cache |
None |
BIOS |
Acer |
Dimensions |
330mm x 218mm |
I/O Options |
Floppy drive interface, IDE interface, parallel port, serial ports (2), Video port |
NPU Options |
80287 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Parallel port |
CN1 |
Video port |
CN4 |
Serial port |
CN2 |
Floppy drive interface |
CN5 |
Serial port |
CN3 |
IDE interface |
CN6 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
Disable main PCB video module connector |
AJ1-AJ5 |
pins 2 & 3 closed |
Enable main PCB video module connector |
AJ1-AJ5 |
pins 1 & 2 closed | |
» |
Keylock disabled |
JP1 |
Closed |
Keylock enabled |
JP1 |
Open | |
» |
Parity enabled |
JP11 |
pins 1 & 2 closed |
Parity disabled |
JP11 |
pins 2 & 3 closed |
DRAM CONFIGURATION | ||||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
P0 |
P1 |
512KB |
(4) 44256 |
NONE |
NONE |
NONE |
(2) 41256 |
NONE |
640KB |
(4) 44256 |
(4) 4464 |
NONE |
NONE |
(2) 41256 |
(2) 4164 |
1MB |
(4) 44256 |
(4) 44256 |
NONE |
NONE |
(2) 41256 |
(2) 41256 |
2MB |
(4) 44256 |
(4) 44256 |
(2) 256K x 9 |
(4) 256K x 9 |
(2) 41256 |
(2) 41256 |
5MB |
(4) 44256 |
(4) 44256 |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 41256 |
(2) 41256 |
Note:Parity chips are required only when parity is enabled. |
VIDEO MODULE CONFIGURATION | ||||
Display |
SW1/switch 1 |
SW1/switch 2 |
SW1/switch 3 |
SW1/switch 4 |
Hercules |
Off |
Off |
On |
On |
CGA emulation |
On |
Off |
On |
On |
CGA |
Off |
On |
On |
On |
Disabled |
Off |
Off |
Off |
Off |